Photoelectric Balance

Photoelectric balances detect the displacement of the weighing pan through photoelectric sensors, converting optical signals into electrical signals to calculate mass. They are used in laboratories for weighing samples, preparing ingredients, and detecting minute changes in mass.

Instruments

Using photoelectric detection and automatic dial display, the measurement range is +/- 45 °, the minimum reading is 0.001 °, and the low optical rotation sample can be accurately analyzed, and the operation is simple.

$ 1380.00

Using photoelectric detection technology to achieve automatic measurement, linear heating rate adjustable eight, Temperature range to 400 ℃, accuracy of +/- 0.5 ℃, in line with pharmacopoeia specifications.

$ 1501.00

Using photoelectric automatic equilibrating principle, measurement range +/- 45 ° optical rotation and +/- 120 ° Z sugar content, minimum reading +/- 0.001 °, equipped with color LCD Touchscreen and USB interface, support automatic retest 6 times and calculate the average value.

$ 1752.00

High Accuracy photoelectric induction switch and precision screw drive, the load can be stacked 500/750/1000g, the test angle is 45 °, the operation is accurate and stable, in line with a variety of international standards.

$ 929.00

With photoelectric detection and automatic measurement function, Temperature range RT +~ 320 ℃, resolution 0.01 ℃, eight linear heating rate optional, support melting Linear dispersion recording and average calculation.

$ 1501.00

With photoelectric detection and eight linear heating rate, Temperature range RT +~ 400 ℃, accuracy +/- 0.2 ℃, automatic recording of molten Linear dispersion and calculation of average value, no manual monitoring.

$ 1648.00

Using photoelectric automatic detection and PID adjustment technology, temperature range RT +~ 300 ℃, resolution 0.1 ℃, can automatically calculate the average melting point and record the melting Linear dispersion, support three capillary tubing simultaneous measurement.

$ 2397.00

Using photoelectric automatic detection technology, the temperature resolution reaches 0.1 ℃, the temperature control system applies PID regulation and PWM technology to improve the measurement accuracy and reliability, and supports automatic recording of initial melting and final melting results.

$ 1855.00

With photoelectric non-contact and contact dual measurement function, Measurement range photoelectric 2.5~ 99999rpm, contact 0.5~ 19999rpm, automatic memory MAX Maximum, MIN Minimum and last value, rugged and portable structure, support USB and Bluetooth data output.

$ 267.00

Using parallel illumination hemispherical scattering integrating sphere photoelectric receiving mode, the accuracy of light transmitance and haze display is 0.01%, equipped with thin film magnetic fixture and liquid sample Cup, and supports 2000 sets of data storage.

$ 3882.00

Using photoelectric automatic detection and PID adjustment technology, temperature range RT +~ 320 ℃, resolution 0.1 ℃, automatically display the initial and final melting and record the melting Linear dispersion, improve measurement accuracy and reliability.

$ 1526.00

Using photoelectric detection technology automatic measurement melting point, accuracy of +/- 0.2 ℃, support eight linear heating rate and platinum resistance Sensor, without manual monitoring can work stably.

$ 1190.00

Using photoelectric automatic detection and PID adjustment PWM temperature control technology, the temperature resolution reaches 0.1 ° C, the heating rate is continuously adjustable from 0.1 to 20 ° C/min, and supports the simultaneous measurement of 3 capillary tubing and automatically saves 1000 sets of data.

$ 2629.00

Adopt photoelectric detection and microcomputer servo system, High Sensitivity, Measurement range +/- 45 °, Minimum reading +/- 0.001 °, Repeatability ≤ 0.002 °, LED display and membrane switch operation for easy reading, Cast aluminum base to ensure Stability.

$ 1372.00

Using photoelectric detection and automatic servo mechanism control, Measurement range -45 ° to + 45 °, minimum reading 0.01 °, Repeatability ≤ 0.002 °, can save three times the test results and calculate the average value, with RS232 interface for easy data transmission.

$ 1832.00

Articles

A Comprehensive Guide to Selecting an Electronic Balance
This article introduces the key points for selecting an electronic balance. It provides a detailed list of core parameters such as accuracy class, repeatability, and linearity error, and explains their impact.
Summary of Balance Selection for Different Application Scenarios
This article discusses how to choose a balance based on usage needs. First, you need to understand the basic parameters of a balance, such as its maximum capacity and precision.
Grade classification of balances based on different repeatability indicators
The repeatability of a balance refers to the consistency of multiple weighing results for the same load under identical conditions, which is a key indicator for evaluating the performance of a balance. It is typically expressed as the standard deviation or range, with smaller values indicating greater stability and reliability of the balance.
Selection criteria for linearity error of semi-micro balances
The linearity error of a semi-micro balance refers to the deviation between the actual displayed value and the theoretical value within its weighing range. This indicator directly affects the accuracy of weighing, which is particularly important in scenarios requiring high-precision measurements, such as material analysis or environmental monitoring.
Selection Considerations for Balances with Different Weighing Pan Materials
When selecting the material of the balance weighing pan, it is necessary to comprehensively consider the sample properties, measurement environment, and operational requirements.
Weighing lower limit of microbalances and selection basis
The lower weighing limit of a microbalance refers to the minimum mass that can be measured while ensuring accuracy, which is crucial for the reliability of experimental data. It is influenced by factors such as sensor sensitivity, structural resistance to interference, and environmental stability.
Which one to choose: built-in calibration or external calibration balance?
This article primarily compares the two calibration methods for balances: internal calibration and external calibration.
Differences in the Selection of Analytical Balances and Precision Balances
Analytical balances and precision balances are both high-precision weighing instruments commonly used in laboratories, but they differ primarily in terms of accuracy and application scenarios.
Repetibility Test Method and Weights for Semi-micro Balances
This article discusses the method for repeatability testing of semi-micro balances and the use of weights. Repeatability refers to the consistency of the balance's results when weighing the same object multiple times under the same conditions, which is crucial for the reliability of experimental data.
Laboratory Application Scenarios of Milligram Precision Balances
The milligram precision balance can accurately weigh up to 0.001 grams, primarily utilizing electromagnetic force compensation technology, and its performance is related to parameters such as repeatability and linearity error.
Analysis of Causes for Excessive Repetition Error in Microbalances
Microbalance repeatability out-of-tolerance refers to the situation where the results of multiple weighings of the same object exceed the allowable range of variation.
Application of Colorimeter and Color Matching Box in Pigment Color Inspection
A colorimeter and a light booth are two primary tools in pigment color inspection. The colorimeter measures color through photoelectric principles, while the light booth provides a standardized light source environment for visual evaluation of color effects, metamerism, and other phenomena.
Oven combined with analytical balance for determination of solid content
This article introduces a method for determining the solid content of samples in the laboratory by combining an oven and an analytical balance.
Phosphor films and quantum dot coatings are uniformly applied using a coating machine.
This article introduces the significance of phosphor films and quantum dot coatings in optoelectronics and display technologies, highlighting that their performance depends on the uniformity, thickness, and density of the coatings.
Halogen Moisture Analyzer Rapidly Determines the Moisture Content of Samples
The halogen moisture analyzer utilizes the principle of thermal gravimetric analysis, rapidly heating the sample with a halogen lamp to evaporate moisture. The built-in balance monitors mass changes in real-time and automatically calculates the moisture content.